Home / 968,200.80-1,336,134.27-538,481.13

Finding the Fourth Proportional to 968,200.80, 1,336,134.27 and 538,481.13

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Solution

The fourth proportional to 968,200.80, 1,336,134.27 and 538,481.13 is: 743,113.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,200.80 : 1,336,134.27 = 538,481.13 : x
  2. Step 2: Convert to fraction form
    968,200.80/1,336,134.27 = 538,481.13/x
  3. Step 3: Cross multiply
    968,200.80x = 1,336,134.27 × 538,481.13
  4. Step 4: Simplify right side
    968,200.80x = 719,483,091,541.33
  5. Step 5: Solve for x
    x = 719,483,091,541.33/968,200.80
  6. Step 6: Final answer
    x = 743,113.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.